Nightshirt



FIG. 1 is a front elevational view of the a nightshirt showing my new design;

FIG. 2 is a rear elevational view thereof, the broken lines being understood to represent conventional stitching;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

The ornamental design for a nightshirt, as shown and described. 